void FileServerRequestHandler::preprocessAdminFile(const HTTPRequest& request,const std::shared_ptr<StreamSocket>& socket)
{
Poco::Net::HTTPResponse response;
if (!LOOLWSD::AdminEnabled)
throw Poco::FileAccessDeniedException("Admin console disabled");
if (!FileServerRequestHandler::isAdminLoggedIn(request, response))
throw Poco::Net::NotAuthenticatedException("Invalid admin login");
static const std::string scriptJS("<script src=\"%s/loleaflet/" LOOLWSD_VERSION_HASH "/%s.js\"></script>");
static const std::string footerPage("<div class=\"footer navbar-fixed-bottom text-info text-center\"><strong>Key:</strong> %s <strong>Expiry Date:</strong> %s</div>");
const std::string relPath = getRequestPathname(request);
LOG_DBG("Preprocessing file: " << relPath);
std::string adminFile = *getUncompressedFile(relPath);
std::string brandJS(Poco::format(scriptJS, LOOLWSD::ServiceRoot, std::string(BRANDING)));
std::string brandFooter;
#if ENABLE_SUPPORT_KEY
const auto& config = Application::instance().config();
const std::string keyString = config.getString("support_key", "");
SupportKey key(keyString);
if (!key.verify() || key.validDaysRemaining() <= 0)
{
brandJS = Poco::format(scriptJS, std::string(BRANDING_UNSUPPORTED));
brandFooter = Poco::format(footerPage, key.data(), Poco::DateTimeFormatter::format(key.expiry(), Poco::DateTimeFormat::RFC822_FORMAT));
}
#endif
Poco::replaceInPlace(adminFile, std::string("<!--%BRANDING_JS%-->"), brandJS);
Poco::replaceInPlace(adminFile, std::string("<!--%FOOTER%-->"), brandFooter);
Poco::replaceInPlace(adminFile, std::string("%VERSION%"), std::string(LOOLWSD_VERSION_HASH));
Poco::replaceInPlace(adminFile, std::string("%SERVICE_ROOT%"), LOOLWSD::ServiceRoot);
// Ask UAs to block if they detect any XSS attempt
response.add("X-XSS-Protection", "1; mode=block");
// No referrer-policy
response.add("Referrer-Policy", "no-referrer");
response.add("X-Content-Type-Options", "nosniff");
response.set("User-Agent", HTTP_AGENT_STRING);
response.set("Date", Poco::DateTimeFormatter::format(Poco::Timestamp(), Poco::DateTimeFormat::HTTP_FORMAT));
response.setContentType("text/html");
response.setChunkedTransferEncoding(false);
std::ostringstream oss;
response.write(oss);
oss << adminFile;
socket->send(oss.str());
}
